Sugisaki Ken had successfully reached the utopia that is the Hekiyou Private Academy's Student Council thanks to his perseverance and academic prowess. There, he boldly embarks on his plan to form his own harem with the four other council members, namely: the incredibly youthful president Sakurano Kurimu; the cool and kindly yet super-sadistic secretary Akaba Chizuru; the tomboyish and hot-blooded vice-president Shiina Minatsu; and the ephemerally beautiful yet complicated treasurer Shiina Mafuyu. While every day since then has been nonstop excitement, Graduation Day is quickly approaching. Is this the end of their carefree days?